installd.h revision 54b6cfa9a9e5b861a9930af873580d6dc20f773c 
1/*
2**
3** Copyright 2008, The Android Open Source Project
4**
5** Licensed under the Apache License, Version 2.0 (the "License");
6** you may not use this file except in compliance with the License.
7** You may obtain a copy of the License at
8**
9**     http://www.apache.org/licenses/LICENSE-2.0
10**
11** Unless required by applicable law or agreed to in writing, software
12** distributed under the License is distributed on an "AS IS" BASIS,
13** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14** See the License for the specific language governing permissions and
15** limitations under the License.
16*/
17
18#define LOG_TAG "installd"
19
20#include <stdio.h>
21#include <stdlib.h>
22#include <sys/stat.h>
23#include <dirent.h>
24#include <unistd.h>
25#include <ctype.h>
26#include <fcntl.h>
27#include <errno.h>
28#include <utime.h>
29#include <sys/socket.h>
30#include <sys/types.h>
31#include <sys/wait.h>
32
33#include <cutils/sockets.h>
34#include <cutils/log.h>
35#include <cutils/properties.h>
36
37#include <private/android_filesystem_config.h>
38
39#if INCLUDE_SYS_MOUNT_FOR_STATFS
40#include <sys/mount.h>
41#else
42#include <sys/statfs.h>
43#endif
44
45#define SOCKET_PATH "installd"
46
47
48/* elements combined with a valid package name to form paths */
49
50#define PKG_DIR_PREFIX         "/data/data/"
51#define PKG_DIR_POSTFIX        ""
52
53#define PKG_LIB_PREFIX         "/data/data/"
54#define PKG_LIB_POSTFIX        "/lib"
55
56#define CACHE_DIR_PREFIX       "/data/data/"
57#define CACHE_DIR_POSTFIX      "/cache"
58
59#define APK_DIR_PREFIX         "/data/app/"
60
61/* other handy constants */
62
63#define PROTECTED_DIR_PREFIX  "/data/app-private/"
64
65#define DALVIK_CACHE_PREFIX   "/data/dalvik-cache/"
66#define DALVIK_CACHE_POSTFIX  "/classes.dex"
67
68
69#define PKG_NAME_MAX  128   /* largest allowed package name */
70#define PKG_PATH_MAX  256   /* max size of any path we use */
71
72
73/* util.c */
74
75int create_pkg_path(char path[PKG_PATH_MAX],
76                    const char *prefix,
77                    const char *pkgname,
78                    const char *postfix);
79
80int create_cache_path(char path[PKG_PATH_MAX], const char *src);
81
82int delete_dir_contents(const char *pathname,
83                        int also_delete_dir,
84                        const char *ignore);
85
86int delete_dir_contents_fd(int dfd, const char *name);
87
88/* commands.c */
89
90int install(const char *pkgname, uid_t uid, gid_t gid);
91int uninstall(const char *pkgname);
92int delete_user_data(const char *pkgname);
93int delete_cache(const char *pkgname);
94int move_dex(const char *src, const char *dst);
95int rm_dex(const char *path);
96int protect(char *pkgname, gid_t gid);
97int get_size(const char *pkgname, const char *apkpath, const char *fwdlock_apkpath,
98             int *codesize, int *datasize, int *cachesize);
99int free_cache(int free_size);
100int dexopt(const char *apk_path, uid_t uid, int is_public);
101